

Single phase energy meter Type DDS999
Brief introduction
DDS999 series Single Phase energy Meter are new and high-tech products adopting special large-scale IC, latest micro-electronic technology and SMT production crafts. It is designed for rough working condition and components selection as foundation, so it can ensure the long-term stable operation.
DDS999 series Electronic Single Phase Watt-hour Meter features long life, high accuracy, high reliability, high allowable overload, little power consumption, small size & light weight, etc.
It follows international standards IEC1036-2000.
Technical data
|
Rated Voltage |
220~240V |
|
Basic current |
2.5(10) 5(20)A 5(30)A 10(40)A 10(60)A 20(80)A |
|
Frequency |
50/60Hz |
|
Starting current |
0.004%Ib |
|
Creeping |
75~110% of rated voltage |
|
Display |
Register / LED |
|
Connection |
Direct or through CT |
|
Meter constant |
As name plate |
|
Class |
1.0 |